/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.dolphinscheduler.dao.entity;

import org.apache.dolphinscheduler.common.enums.UdfType;
import org.apache.dolphinscheduler.common.utils.JSONUtils;

import java.io.IOException;
import java.util.Date;

import lombok.Data;

import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.annotation.TableId;
import com.baomidou.mybatisplus.annotation.TableName;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.KeyDeserializer;
import com.google.common.base.Strings;

@Data
@TableName("t_ds_udfs")
public class UdfFunc {

  /**
   * id
   */
  @TableId(value = "id", type = IdType.AUTO)
  private Integer id;
  /**
   * user id
   */
  private int userId;

  public String getResourceType() {
    return resourceType;
  }

  public void setResourceType(String resourceType) {
    this.resourceType = "UDF";
  }

  @TableField(exist = false)
  private String resourceType = "UDF";
  /**
   * udf function name
   */
  private String funcName;

  /**
   * udf class name
   */
  private String className;

  /**
   * udf argument types
   */
  private String argTypes;

  /**
   * udf data base
   */
  private String database;

  /**
   * udf description
   */
  private String description;

  /**
   * resource id
   */
  private int resourceId;

  /**
   * resource name
   */
  private String resourceName;

  /**
   * udf function type: hive / spark
   */
  private UdfType type;

  /**
   * create time
   */
  private Date createTime;

  /**
   * update time
   */
  private Date updateTime;

  /**
   * user name
   */
  @TableField(exist = false)
  private String userName;

  @Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }

    UdfFunc udfFunc = (UdfFunc) o;

    if (id != udfFunc.id) {
      return false;
    }
    return !(funcName != null ? !funcName.equals(udfFunc.funcName) : udfFunc.funcName != null);

  }

  @Override
  public int hashCode() {
    int result = id;
    result = 31 * result + (funcName != null ? funcName.hashCode() : 0);
    return result;
  }

  @Override
  public String toString() {
    return JSONUtils.toJsonString(this);
  }

  public static class UdfFuncDeserializer extends KeyDeserializer {

    @Override
    public Object deserializeKey(String key, DeserializationContext ctxt) throws IOException {
      if (Strings.isNullOrEmpty(key)) {
        return null;
      }
      return JSONUtils.parseObject(key, UdfFunc.class);
    }
  }
}
